package com.example.thread;

public class shengchanyuxiaofei {


    public static void main(String[] args) {
        SynContainer container = new SynContainer();

        new Productor(container).start();
        new Consumer(container).start();
    }
}

//生产者
class Productor extends Thread{

    SynContainer container;

    public Productor(SynContainer synContainer)
    {
        this.container = synContainer;
    }

    //生产
    @Override
    public void run() {
        for (int i=1;i<=100;i++)
        {

            container.push(new Chicken(i));
            System.out.println("生产了"+i+"只鸡");
        }
    }
}

//消费者
class Consumer extends Thread{

    SynContainer container;

    public Consumer(SynContainer synContainer)
    {
        this.container = synContainer;
    }

    //消费
    @Override
    public void run() {

        for (int i =1;i<=100;i++)
        {
            System.out.println("消费了"+container.pop().id+"只鸡");
        }

    }
}

//产品
class Chicken
{

    int id;

    public Chicken(int id) {
        this.id = id;
    }
}

//缓冲区
class SynContainer
{
    //需要一个容器的大小
    Chicken[] chickens = new Chicken[10];

    int count = 0;

    //生产者放入
    public synchronized void push(Chicken chicken)
    {
        //如果容器满了，就需要等待消费者消费
        if (count == chickens.length)
        {
            //通知消费者消费，生产等待
            try {
                this.wait();
            }catch (InterruptedException e)
            {
                e.printStackTrace();
            }
        }

        //如果没有满，我们就需要丢入产品
        chickens[count] = chicken;
        count++;

        //可以通知消费者消费了
         this.notifyAll();
    }

    //消费者消费产品
    public synchronized Chicken pop()
    {
      //判断能否消费
        if(count==0)
        {
            //等待生产者，消费者等待
            try {
                this.wait();
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }
        //如果可以消费
        count--;
        Chicken chicken = chickens[count];

        //吃完了，通知生产者生产
        this.notifyAll();
        return chicken;

    }


}

